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Bookmark or Share- Emerald: The World's Most Popular Green Gem, May Birthstone - Geology.comEmeralds are gem-quality specimens of the beryl mineral family with a rich, distinctly green color. They are found in igneous, metamorphic, and sedimentary rocks in a small number of locations worldwide. For over 5000 years, emeralds have been one of the most desirable and valuable colored stones.
- emeraldsWe are the authority in emerald engagement rings, natural emeralds, and emerald jewelry, since 1939. We have the largest collection of emeralds found online.
- Emerald Gemstone | Emerald Stone - GIAEmerald is the green to greenish blue variety of the mineral Beryl. Top fine quality Emerald Gems are even more valuable than diamonds.
- Emerald | Birthstone, Jewelry & Healing Properties | BritannicaEmerald, grass-green variety of beryl (q.v.) that is highly valued as a gemstone. The name comes indirectly from the Greek smaragdos, a name that seems to have been given to a number of stones having little in common except a green colour; Pliny’s smaragdus undoubtedly included several distinct.
- Emerald - WikipediaEmerald is a gemstone and a variety of the mineral beryl (Be 3 Al 2 (SiO 3) 6) colored green by trace amounts of chromium or sometimes vanadium. [2] . Beryl has a hardness of 7.5–8 on the Mohs scale. [2] . Most emeralds have many inclusions, [3] so their toughness (resistance to breakage) is classified as generally poor. Emerald is a cyclosilicate.
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